#305166#305166

#305166 is a dark, muted cyan. Relative luminance 0.075; OKLCH L 41.9% C 0.052 H 237.7°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#305166
RGB	rgb(48, 81, 102)
HSL	hsl(203, 36%, 29%)
HSV	hsv(203, 53%, 40%)
CMYK	cmyk(52.9%, 20.6%, 0%, 60%)
CIE-LAB	lab(32.86, -5.51, -15.89)
CIE-LCH	lch(32.86, 16.82, 250.88°)
OKLab	oklab(41.88% -0.0279 -0.0442)
OKLCH	oklch(41.88% 0.052 237.7)
XYZ	xyz(6.5588, 7.4720, 13.6644)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305166 #664530

analogous

#306660 #305166 #303666

triadic

#305166 #663051 #516630

tetradic

#305166 #603066 #664530 #366630

square

#305166 #603066 #664530 #366630

split-complementary

#305166 #663036 #666030

monochromatic

#0A1115 #1C303C #305166 #447290 #5D92B3

Accessibility & contrast

On white

8.42

#305166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#305166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305166

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305166	#FFFFFF	#000000	##FFFFFF
##305166	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475167

Deuteranopia (green-blind)

#404B66

Tritanopia (blue-blind)

#145658

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #305166;
/* rgb */ color: rgb(48, 81, 102);
/* oklch */ color: oklch(41.9% 0.052 237.7);

Tailwind

colors: {
  custom: {
    50: '#6c8191',
    500: '#305166',
    950: '#000000',
  },
}

SCSS

$custom: #305166;
$custom-light: #6c8191;
$custom-dark: #000000;

JSON

{
  "hex": "#305166",
  "rgb": {
    "r": 48,
    "g": 81,
    "b": 102
  },
  "hsl": {
    "h": 203.333,
    "s": 36,
    "l": 29.412
  },
  "oklch": {
    "l": 0.41882,
    "c": 0.05228,
    "h": 237.7
  },
  "luminance": 0.07473
}

Semantic roles & 50–950 ramp

primary

#305166

secondary

#97725A

accent

#875CCC

background

#F6F7F8

surface

#ECEEF0

border

#C7C9CB

text

#070A0C

muted

#7A7C7D

Preview Lab

Preview with #305166

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →